CRP and chronic kidney disease: The collected data, namely clinical records (creatinine, eGFR, urea, D-dimer, leucocytes, and C-reactive protein) and patient-reported outcomes (fatigue, cognitive dysfunction, chest pain, and sleep disturbances) from 51 CKD and 46 non-CKD patients who survived COVID-19 infection, indicated no permanent impairment of renal function or progression of CKD.